<script setup lang="ts">
import {computed, reactive, ref} from 'vue';

import {LockKeyhole} from '@/plugins/iconify';
import {$t, useI18n} from '@/locales/effects';
import {storeToRefs, useLockStore} from '@/stores/effects';
import {useScrollLock} from '@/composables';
import {useJcxForm, z} from '@/components/common/form';
import {JcxAvatar, JcxButton} from '@/components/common/shadcn';

import {useDateFormat, useNow} from '@vueuse/core';

interface Props {
  avatar?: string;
}

defineOptions({
  name: 'LockScreen',
});

withDefaults(defineProps<Props>(), {
  avatar: '',
});

defineEmits<{ toLogin: [] }>();

const {locale} = useI18n();
const lockStore = useLockStore();

const now = useNow();
const meridiem = useDateFormat(now, 'A');
const hour = useDateFormat(now, 'HH');
const minute = useDateFormat(now, 'mm');
const date = useDateFormat(now, 'YYYY-MM-DD dddd', {locales: locale.value});

const showUnlockForm = ref(false);
const {lockScreenPassword} = storeToRefs(lockStore);

const [Form, {form, validate}] = useJcxForm(
    reactive({
      commonConfig: {
        hideLabel: true,
        hideRequiredMark: true,
      },
      schema: computed(() => [
        {
          component: 'JcxInputPassword' as const,
          componentProps: {
            placeholder: $t('ui.widgets.lockScreen.placeholder'),
          },
          fieldName: 'password',
          label: $t('authentication.password'),
          rules: z.string().min(1, {message: $t('authentication.passwordTip')}),
        },
      ]),
      showDefaultActions: false,
    }),
);

const validPass = computed(
    () => lockScreenPassword?.value === form?.values?.password,
);

async function handleSubmit() {
  const {valid} = await validate();
  if (valid) {
    if (validPass.value) {
      lockStore.unlockScreen();
    } else {
      form.setFieldError('password', $t('authentication.passwordErrorTip'));
    }
  }
}

function toggleUnlockForm() {
  showUnlockForm.value = !showUnlockForm.value;
}

useScrollLock();
</script>

<template>
  <div class="bg-background fixed z-[2000] size-full">
    <transition name="slide-left">
      <div v-show="!showUnlockForm" class="size-full">
        <div
            class="flex-col-center text-foreground/80 hover:text-foreground group my-4 cursor-pointer text-xl font-semibold"
            @click="toggleUnlockForm"
        >
          <LockKeyhole
              class="size-5 transition-all duration-300 group-hover:scale-125"
          />
          <span>{{ $t('ui.widgets.lockScreen.unlock') }}</span>
        </div>
        <div class="flex h-full justify-center px-[10%]">
          <div
              class="bg-accent flex-center relative mb-14 mr-20 h-4/5 w-2/5 flex-auto rounded-3xl text-center text-[260px]"
          >
            <span class="absolute left-4 top-4 text-xl font-semibold">
              {{ meridiem }}
            </span>
            {{ hour }}
          </div>
          <div
              class="bg-accent flex-center mb-14 h-4/5 w-2/5 flex-auto rounded-3xl text-center text-[260px]"
          >
            {{ minute }}
          </div>
        </div>
      </div>
    </transition>

    <transition name="slide-right">
      <div
          v-if="showUnlockForm"
          class="flex-center size-full"
          @keydown.enter.prevent="handleSubmit"
      >
        <div class="flex-col-center mb-10 w-[300px]">
          <JcxAvatar :src="avatar" class="enter-x mb-6 size-20"/>

          <div class="enter-x mb-2 w-full items-center">
            <Form/>
          </div>
          <JcxButton class="enter-x w-full" @click="handleSubmit">
            {{ $t('ui.widgets.lockScreen.entry') }}
          </JcxButton>
          <JcxButton
              class="enter-x my-2 w-full"
              variant="ghost"
              @click="$emit('toLogin')"
          >
            {{ $t('ui.widgets.lockScreen.backToLogin') }}
          </JcxButton>
          <JcxButton
              class="enter-x mr-2 w-full"
              variant="ghost"
              @click="toggleUnlockForm"
          >
            {{ $t('common.back') }}
          </JcxButton>
        </div>
      </div>
    </transition>

    <div
        class="enter-y absolute bottom-5 w-full text-center xl:text-xl 2xl:text-3xl"
    >
      <div v-if="showUnlockForm" class="enter-x mb-2 text-3xl">
        {{ hour }}:{{ minute }} <span class="text-lg">{{ meridiem }}</span>
      </div>
      <div class="text-3xl">{{ date }}</div>
    </div>
  </div>
</template>
